Explanation

According to some sources, Pakistan is in the top 10 countries facing water scarcity, and specifically, the 7th position according to the UNO report.

Other reports place Pakistan at 3rd or 14th among countries with high water risk. 

Explanation

Population growth and environmental issues affect all countries regardless of their economic status.

It is a global concern, involving poor, developing, and advanced nations alike.

Explanation

The superannuation/retirement age in Pakistan is typically 60 years for most government employees.

Explanation

Partial fractions refer to expressing a complex rational expression as the sum of simpler fractions.

Each resulting fraction has a single factor in the denominator, making calculations and integration easier.

Explanation

A leader is someone who inspires, guides, and influences others with their vision and actions.

Leadership qualities like motivation, communication, and decision-making are key traits of a leader.

Explanation

In Pakistan, a government servant becomes eligible for a pension after completing 25 years of qualifying service.

If a person retires before 25 years (except on medical grounds or death), they are usually not entitled to a pension.

Explanation

x + y is an expression because it shows a combination of variables and operations without an equal sign.

An equation must include an equal sign (e.g., x + y = 5).

Explanation

• A Cash Book is a financial journal that records all cash transactions, including income and expenses, on a daily basis.
• It is used to keep track of the flow of cash into and out of the school, and is a crucial tool for managing the school's finances.

Explanation

"The Aged Mother" is a well-known Japanese folk tale.

It teaches a moral lesson about respecting the wisdom of the elderly.

Explanation

The poem "Dreams" is written by Langston Hughes, a famous African American poet.

It highlights the importance of holding on to dreams for a meaningful life.